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Cheap flights from Buffalo to Caribbean Islands from $104

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Caribbean Islands departing on 1/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Buffalo to Caribbean Islands

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
6:00 am - 1:15 pm
BUF
-
SJU
7h 15m1 stop
JetBlue Logo
6:20 pm - 10:45 pm
SJU
-
BUF
4h 25mnonstop
$228JetBlue
Sat, Apr 4 - Fri, Apr 10
United Airlines Logo
11:24 am - 10:22 pm
BUF
-
SJU
9h 58m2 stops
United Airlines Logo
8:10 am - 8:29 pm
SJU
-
BUF
13h 19m2 stops
$229United Airlines
Sat, Jan 24 - Fri, Jan 30
American Airlines Logo
5:00 am - 4:52 pm
BUF
-
SJU
10h 52m2 stops
American Airlines Logo
7:40 am - 11:50 pm
SJU
-
BUF
16h 10m1 stop
$231American Airlines
Wed, Mar 4 - Wed, Mar 11
American Airlines Logo
6:38 pm - 11:41 am
BUF
-
SJU
16h 03m1 stop
American Airlines Logo
4:47 pm - 11:38 pm
SJU
-
BUF
6h 51m1 stop
$232American Airlines
Wed, Mar 4 - Tue, Mar 10
Frontier Logo
5:06 pm - 2:25 am
BUF
-
SJU
8h 19m1 stop
Frontier Logo
5:25 pm - 6:21 pm
SJU
-
BUF
25h 56m1 stop
$236Frontier
Fri, Feb 20 - Mon, Mar 2
JetBlue Logo
10:25 am - 6:02 pm
BUF
-
SJU
6h 37m1 stop
JetBlue Logo
1:00 pm - 6:49 pm
SJU
-
BUF
6h 49m1 stop
$240JetBlue
Tue, Feb 3 - Tue, Feb 10
Delta Logo
7:00 am - 4:50 pm
BUF
-
SJU
8h 50m1 stop
Delta Logo
7:00 am - 2:56 pm
SJU
-
BUF
8h 56m1 stop
$243Delta
Mon, Mar 2 - Wed, Mar 4
Delta Logo
12:14 pm - 11:58 pm
BUF
-
SJU
10h 44m1 stop
Delta Logo
7:00 am - 2:56 pm
SJU
-
BUF
8h 56m1 stop
$244Delta
Mon, Mar 2 - Wed, Mar 4
Frontier Logo
7:17 pm - 2:53 am
BUF
-
SJU
6h 36m1 stop
Frontier Logo
3:08 am - 10:49 am
SJU
-
BUF
7h 41m1 stop
$245Frontier
Tue, Mar 3 - Sun, Mar 8
Frontier Logo
7:17 pm - 2:53 am
BUF
-
SJU
6h 36m1 stop
Frontier Logo
3:08 am - 10:49 am
SJU
-
BUF
7h 41m1 stop
$246Frontier
Tue, Mar 3 - Sun, Mar 8

JetBlue flights from Buffalo to Caribbean Islands

Our best JetBlue deals on Buffalo to Caribbean Islands flight tickets
JetBlue
Apr 4
BUF6:00 amBuffalo
7h 15m
1 stop
SJU1:15 pmSan Juan Luis Munoz Marin Intl
Apr 10
SJU6:20 pmSan Juan Luis Munoz Marin Intl
4h 25m
BUF10:45 pmBuffalo
$228
Find similar
JetBlue
Feb 3
BUF8:00 amBuffalo
9h 35m
1 stop
SJU6:35 pmSan Juan Luis Munoz Marin Intl
Feb 10
SJU1:00 pmSan Juan Luis Munoz Marin Intl
6h 49m
1 stop
BUF6:49 pmBuffalo
$240
Find similar
JetBlue
Mar 2
BUF7:30 pmBuffalo
7h 20m
1 stop
SJU3:50 amSan Juan Luis Munoz Marin Intl
Mar 4
SJU11:59 pmSan Juan Luis Munoz Marin Intl
10h 29m
1 stop
BUF9:28 amBuffalo
$247
Find similar

United Airlines flights from Buffalo to Caribbean Islands

Our best United Airlines deals on Buffalo to Caribbean Islands flight tickets
United Airlines
Jan 24
BUF2:49 pmBuffalo
6h 33m
1 stop
SJU10:22 pmSan Juan Luis Munoz Marin Intl
Jan 30
SJU8:10 amSan Juan Luis Munoz Marin Intl
13h 19m
2 stops
BUF8:29 pmBuffalo
$229
Find similar
United Airlines
Mar 3
BUF7:00 amBuffalo
13h 26m
2 stops
SJU9:26 pmSan Juan Luis Munoz Marin Intl
Mar 10
SJU1:05 amSan Juan Luis Munoz Marin Intl
12h 12m
2 stops
BUF1:17 pmBuffalo
$301
Find similar
United Airlines
May 5
BUF6:00 amBuffalo
6h 40m
1 stop
AUA12:40 pmOranjestad Reina Beatrix
May 12
AUA4:30 pmOranjestad Reina Beatrix
6h 56m
1 stop
BUF11:26 pmBuffalo
$348
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Caribbean Islands that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Buffalo to Caribbean Islands that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 4/4

6:00 am-1:15 pm

1 stop7h 15m

San Juan Luis Munoz Marin Intl

Fri 4/10

6:20 pm-10:45 pm

Nonstop4h 25m

$228

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 1/24

11:24 am-10:22 pm

2 stops9h 58m

San Juan Luis Munoz Marin Intl

Fri 1/30

8:10 am-8:29 pm

2 stops13h 19m

$229

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Wed 3/4

5:00 am-4:52 pm

2 stops10h 52m

San Juan Luis Munoz Marin Intl

Wed 3/11

7:40 am-11:50 pm

1 stop16h 10m

$231

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Wed 3/4

6:38 pm-11:41 am

1 stop16h 03m

San Juan Luis Munoz Marin Intl

Tue 3/10

4:47 pm-11:38 pm

1 stop6h 51m

$232

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Fri 2/20

5:06 pm-2:25 am

1 stop8h 19m

San Juan Luis Munoz Marin Intl

Mon 3/2

5:25 pm-6:21 pm

1 stop25h 56m

$236

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 2/3

10:25 am-6:02 pm

1 stop6h 37m

San Juan Luis Munoz Marin Intl

Tue 2/10

1:00 pm-6:49 pm

1 stop6h 49m

$240

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 3/2

7:00 am-4:50 pm

1 stop8h 50m

San Juan Luis Munoz Marin Intl

Wed 3/4

7:00 am-2:56 pm

1 stop8h 56m

$243

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 3/2

12:14 pm-11:58 pm

1 stop10h 44m

San Juan Luis Munoz Marin Intl

Wed 3/4

7:00 am-2:56 pm

1 stop8h 56m

$244

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 3/3

7:17 pm-2:53 am

1 stop6h 36m

San Juan Luis Munoz Marin Intl

Sun 3/8

3:08 am-10:49 am

1 stop7h 41m

$245

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 3/3

7:17 pm-2:53 am

1 stop6h 36m

San Juan Luis Munoz Marin Intl

Sun 3/8

3:08 am-10:49 am

1 stop7h 41m

$246

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Caribbean Islands from

How to get the cheapest flight ticket from Buffalo to Caribbean Islands

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Caribbean Islands?

The month of September is, on average, the cheapest month to fly to Caribbean Islands from Buffalo, with most prices found around $290. The month of May is another great option to travel to Caribbean Islands, with average flight prices from Buffalo averaging around $322.

What is the cheapest day to depart on your flight to Caribbean Islands?

The cheapest day to depart from Buffalo to Caribbean Islands is on a Tuesday. Travelers who choose to depart for Caribbean Islands on a Tuesday will often find tickets for as low as $374. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $468. These prices are subject to change though, so be sure to set up a Price Alert for flights to Caribbean Islands.

What is the cheapest time of day to depart on your flight to Caribbean Islands?

According to our data, the cheapest time of day to fly to Caribbean Islands is in the evening. momondo users have found flights departing from Buffalo to Caribbean Islands in the evening for as low as $325. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets at noon because they tend to be around $468. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Buffalo to Caribbean Islands flight route?

Fly from Buffalo to San Juan Luis Munoz Marin Intl for the best Buffalo - Caribbean Islands flight prices

How far in advance should I book a flight to Caribbean Islands?

You are more likely to see cheaper flights to Caribbean Islands from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to Caribbean Islands for around $392 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Caribbean Islands from Buffalo for as low as $292 on momondo.

What cabin class options are available on Buffalo to Caribbean Islands flights?

There is only 1 cabin class available to choose from on Buffalo to Caribbean Islands flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Buffalo to Caribbean Islands flights?

No. A direct flight is the cheapest option for a flight between Buffalo to Caribbean Islands.

Cheap Buffalo to Caribbean Islands flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Caribbean Islands

Fastest flight time

4h 15m

Direct flights

Tue, Thu, Sat and Sun

Airports in Caribbean Islands

99 airports
The fastest flight from Buffalo to Caribbean Islands takes 4h 15m
Direct flights go from Buffalo to Caribbean Islands on Tuesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.
There are 99 airports in Caribbean Islands. From Buffalo there are direct flights to San Juan Luis Munoz Marin Intl (SJU).
Search flight deals

  • When did momondo last update prices for flights from Buffalo Airport to Caribbean Islands?

    Prices for flights from Buffalo Airport to Caribbean Islands refresh daily.

  • How many operators does momondo search for flights from Buffalo Airport to Caribbean Islands?

  • How old do you have to be to fly from Buffalo Airport to Caribbean Islands?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Caribbean Islands.

  • What documentation or ID do you need to fly to Caribbean Islands?

    The necessary travel and health documents for your Caribbean Islands trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Buffalo to Caribbean Islands?

Best airlines flying from Buffalo to Caribbean Islands

Compare and see reviews for airlines that fly from Buffalo to Caribbean Islands with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $130Free CancellationRating
5.8
3,082 reviews
Search Frontier flights
DeltaPriceFrom $152Free CancellationRating
7.9
8,006 reviews
Search Delta flights
SouthwestPriceFrom $225Free CancellationRating
7.9
4,249 reviews
Search Southwest flights
United AirlinesPriceFrom $239Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
JetBluePriceFrom $245Free CancellationRating
7.2
2,895 reviews
Search JetBlue flights
American AirlinesPriceFrom $264Free CancellationRating
7.2
11,053 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Caribbean Islands?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Buffalo to Caribbean Islands. momondo saves you time and could save you money on your trip.

Can I find flights from Buffalo to Caribbean Islands with flexible booking policies on momondo?

momondo does allow users to show only those flights to Caribbean Islands from Buffalo which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Buffalo to Caribbean Islands?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Caribbean Islands from Buffalo.

I’m not ready to book a flight from Buffalo to Caribbean Islands right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Caribbean Islands from Buffalo. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Caribbean Islands trip

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